• RS/6000 and 4-4 chip 52G7505 00020017YY00

    From Louis Ohland@21:1/5 to All on Tue Jan 3 07:46:38 2023
    https://www.ardent-tool.com/RS6000/RS6000_4-4.html

    U22 is a 20 pin DIL, 300mil,

    52G7505 00020017YY00 MFG A084 (MFG is -small-)

    The second set of characters is in a format that I haven't seen on PS/2 adapters, so what this means to RS/6000, I dunno.

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